Finnex

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When purchasing a product, price is the consumer's primary concern. At present, Finnex has 25 products for sale. Finnex products range in price from $14.99 to $125.99, and the average price of all the products is about $71.4.

We found that most of the Finnex products are manufactured by JSK Merchandise Inc.. The manufacturer provides Finnex with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase Finnex products from the seller Premium Aquatics Inc. The brand holds an average rating of 4.4, testifying to its excellent reputation.

Finnex Best Sellers

Last Updated: Jan 11, 2026

Finnex Planted+ 24/7 Aquarium LED Light, 660nm Plant Red, 3.0 Series, 48"

Aquarium Lights

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Finnex Planted+ 3.0 Aquarium LED - 48"

High Par Output 24/7 Lunar+ Programmable Sunrise and Sunset

High CRI > 92 - Dynamic Spectrum Blend: True 660nm Deep Red, 660nm Moonlights, 6500k + 5700k Pure Daylight

High Quality Components: PCB Water Resistant IP67 Rating, UL Listed PS, Heavy Duty Aluminum Encasing

Exitable 24/7: Unlike competitors, the Finnex 3.0 series allows users to exit 24/7 and return to their programming without losing their original set timepoint

24/7 Moonlights 0-100%: Not only are you able to adjust your daylight intensities in 24/7 mode, but you can also program the intensity of your moonlights during the night from OFF to 100%!

Finnex Stingray 3 Aquarium LED Light, 24/7 Lunar+, Controllable, Extendable Legs (24 Inch)

Aquarium Lights

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Perfect Blend: 5700k + 6500k + True 660nm Deep Red + 660nm Midnight Blue

Water Resistant: IP67 water resistance to avoid water mishaps and moisture damage

Quality Built: Quality components throughout the fixture for safety and longevity. UL Power Supply.

24/7 Lunar+: Set Daylight length and intensity. Moonlight intensity is also controllable. Ability to exit the 24/7 program without losing point in time like competitors.

Additional Features: Extendable legs allows this to fit 24 and 30 inch aquariums. 1-year warranty included

24/7 Moonlights 0-100%: Not only are you able to adjust your daylight intensities in 24/7 mode, but you can also program the intensity of your moonlights during the night from OFF to 100%!

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Finnex Stingray Aquarium Led Light 2.0, Plant Growing 660nm Red LEDs, 24 Inch

Aquarium Lights

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24" Pencil thin multi Color LED Fixture

(56) 7000K + (8) actinic Blue LEDs + (8) 660Nm RED LEDs

Tri-color blend to promote and showcase inhabitants

3 position switch +moonlights

Included components: LED light, legs

Finnex Planted Plus True 24/7 + HLC Aquarium LED Light, Automated Full Spectrum Fish Tank Light, True 660nm Deep Red Plant LEDs, 20 Inch, (HLC-20)

Aquarium Lights

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Aquarium LED light: Finnex planted+ 24/7 HLC LED light

24/7 mode: fully customizable LED sunrise & Sunset

Plants: Plant capable grow LED bulb configuration

Led: controllable LED Fixture with 4 bulb - Green, Red, blue, daylight

Remote included +built in sensor

Finnex Titanium Aquarium Heater, 300 Watt THD Series Standard, Heater Guard, Made in Taiwan (300W-Standard)

Aquarium Heaters

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Premium TAIWAN Titanium Build: Crafted with corrosion-resistant titanium for superior heat transfer and durability — perfect for both freshwater and saltwater aquariums. MADE IN TAIWAN.

Includes high-temp heater guard to protect fish, plants, and corals from accidental burns while enabling unrestricted water flow for stable temperature control.

Fully Submersible Design: Safe, submersible heater with advanced protection that delivers consistent, even heating while staying discreet and easy to install.

Reliable and Adjustable: Easy-to-use external controller for precise temperature adjustments, giving aquarium owners total peace of mind and full control.

Trusted Finnex Quality since 2001: Backed by Finnex's reputation for innovation and quality — upgrade your tank with a heater built to perform and last.

Suggested Water Volume: 40 - 80 Gallons *Rating for standard enclosed aquarium with a max heating capacity of ±8F above ambient room temperatures.

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Finnex Stingray Aquarium Led Light 2.0, Plant Growing 660nm Red LEDs, 16 Inch

Aquarium Lights

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16" Pencil thin multi Color LED Fixture

(32) 7000K + (8) actinic Blue LEDs + (8) 660Nm RED LEDs

Tri-color blend to promote and showcase inhabitants

3 position switch +moonlights

Included components: LED Light, Legs

Finnex Planted Plus True 24/7 + HLC Aquarium LED Light, Automated Full Spectrum Fish Tank Light, True 660nm Deep Red Plant LEDs, 24 Inch, (HLC-24)

Aquarium Lights

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Aquarium LED light: Finnex planted+ 24/7 HLC LED light

24/7 mode: fully customizable LED sunrise & Sunset

Plants: Plant capable grow LED bulb configuration

Led: controllable LED Fixture with 4 bulb - Green, Red, blue, daylight

Remote included +built in sensor

Finnex Planted+ 24/7 Aquarium LED Light, 660nm Plant Red, 3.0 Series, 36"

Aquarium Lights

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Finnex Planted+ 3.0 Aquarium LED - 36"

High Par Output 24/7 Lunar+ Programmable Sunrise and Sunset

High CRI > 92 - Dynamic Spectrum Blend: True 660nm Deep Red, 660nm Moonlights, 6500k + 5700k Pure Daylight

High Quality Components: PCB Water Resistant IP67 Rating, UL Listed PS, Heavy Duty Aluminum Encasing

Exitable 24/7: Unlike competitors, the Finnex 3.0 series allows users to exit 24/7 and return to their programming without losing their original set timepoint

24/7 Moonlights 0-100%: Not only are you able to adjust your daylight intensities in 24/7 mode, but you can also program the intensity of your moonlights during the night from OFF to 100%!

Finnex Titanium Aquarium Heater, ETL Listed UL STD, Redundancy Protection, Heater Guard (400 Watts)

Aquarium Heaters

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ETL Listed / UL STD: One of the first and only titanium aquarium heaters obtaining the very latest safety approvals rated for aquarium use.

Redundancy Technology: Essentially eliminates the risks of a heater sticking on with redundancy technology. The STE Series acts like a controller within a controller.

Safety First: O-ring watertight controller seal, Japanese components utilized throughout the controller and titanium aquarium heater, non-resumable fuse.

Titanium Aquarium Heater Element: 19mm thick titanium engulfed in a flame retardent heater guard. Offers superior heat dispersion and longevity.

400 Watt Aquarium Heater: Ideal for 55 gallon, 75 gallon, 90 gallon, and 100 gallon aquariums.

Finnex Carbon Filter Cartridge Pad, Nano Filter, Fits PF-7 and PF-5, 6 Pack

Aquarium Filters

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One pack of six filter carbon filter pads

Can fit other major brand nano filters

Can fit other major brand o filters

Finnex Planted+ 24/7 LED KLC Aquarium LED Light, Controllable Full Spectrum Fish Tank Light, 30 Inches

Aquarium Lights

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True customizable sunrise & Sunset effect W/ Controller

Hands free: simulating fire Red sunrise to blue starry night

7K/multi-color blend for Plant Growth

Sleek designed built in sensor +water resistant LED coating

Four Customizable color channels, Dimmable, weather modes

Finnex HC-820W Digital Controller, 3-Digit Display and Control, Calibration Capable, Precision Accuracy

Aquarium Thermometers

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Finnex - Leading Titanium Aquarium Heating Brand Since 2001 - Established industry leader in premium aquarium heater controllers and heating solutions; trusted by aquarium professionals, reef enthusiasts, and serious hobbyists for over two decades of proven reliability

Japanese Precision Sensor Technology with ±.5°F Accuracy - Advanced Japanese-engineered remote sensor eliminates bi-metallic contacts that corrode and wear; delivers superior precision compared to budget aquarium temperature controllers offering ±1-2°F tolerance

Taiwan-Manufactured Professional-Grade Quality - Built to Taiwan's exacting engineering standards; this digital aquarium heater controller combines precision craftsmanship with rigorous quality assurance protocols ensuring years of reliable performance

1000 Watt Dual Relay Protection System - Heavy-duty digital aquarium thermostat controller rated for up to 1000W; dual relay protection safeguards your heater and electrical components; ideal for large tanks, reef systems, and high-power heating applications

3-Digit LED Display with 1/10th Degree Adjustment Control - Easy-to-read digital display shows real-time aquarium water temperature; fine-tune temperature in 0.1°F increments across 49.9°F–94°F range; Temperature Saving Memory protects your settings during power interruptions

Fresh & Saltwater Universal Compatibility - This professional aquarium temperature control system works perfectly in freshwater tanks, marine aquariums, reef systems, planted tanks, and specialized breeding setups; includes extended 32" sensor cord and 66" power cord for flexible installation

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Finnex HMU Digital Aquarium Titanium Heater Series (100 Watts)

Aquarium Heaters

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Finnex Aquarium Heater. The trusted aquarium brand est. 2001

Titanium Heater Tube: The ultimate non-corrosive material for all aquatic water types, especially saltwater

Heating element engulfed in a flame retardant heater guard for the safety of your inhabitants and your home

Finnex HMU Titanium Heater Series: Available in 50 watts, 100 watts, 200 watts, 300 watts, & 500 Watts

Finnex PX-150 Compact Aquarium Canister Aquarium Filter, up to 30 Gallons, 3 Stage Media Plus Flow Valve

Aquarium Filters

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Aquarium Canister Filter

Finnex PX-150 3 Stage Filtration: Carbon, Floss, Ceramic Rings

Good for 5, 10, 15, 20, 25, and 30 gallon aquariums with flow control

Finnex Titanium Aquarium Heater THU Series, Premium Nickel Coil, Large 19mm Tube, Heater Guard, 500 Watts

Aquarium Heaters

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Finnex THU Titanium Aquarium Heater

Updated Model - Safety Fuse

500 Watts with Heater Guard

Reef Safe Titanium Heating Element

Recommended for 55, 75, 90, 100, and 120 gallon aquariums

Finnex Titanium Aquarium Heater, HMC Series, Japanese Sensor, Upgraded Controller with Heater Guard, Made in Taiwan (200 Watts)

Aquarium Heaters

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Finnex, the trusted heater brand in the Aquatic industry since 2001. Premium titanium heating element-corrosion resistant & virtually unbreakable

Digital controller with Japanese made sensor for accurate, real-time temp adjustment

Intelligent memory chip restores preset settings after power outages

Flame-retardant safety guard protects aquatic life and equipment

Finnex HMC-500S: 500 Watts; Recommended for 100-125 Gallon Aquariums

Finnex Stingray Aquarium LED Light, 30-Inch, Black, (JL-30S)

Aquarium Lights

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30" Pencil Thin Multi Color LED Fixture

(32) 7000k + (8) Actinic Blue LEDs + (8) 660nm Red LEDs

True 660nm RED High CRI Scoring LED Bulbs

16 Output Watts

Tri-color Blend to Promote and Showcase Inhabitants

Age range description: all life stages

Included components: led light, legs

Finnex Vivid+ 3.0 Aquarium LED, Color Boosting RGB Spectrum, Pure Color Blend No White LEDs, 24/7 Lunar+ Cycle, Dimmable, High PAR, Programmable Timer, Planted & Fish Tank Light

Aquarium Lights

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UNIQUE SPECTRUM: NO white LEDs—features a proprietary plant-boosting blend of Lime, Amber, 450 nm, 520 nm & 660 nm LEDs for accelerated growth and vibrant color enhancement

Custom Full Spectrum Modes: Dutch, ColorMax, Zen, and Moonlight modes offer vibrant plant growth, fish coloration, and serene nighttime viewing, all controlled at the push of a button.

Adjustable Brightness & Timer: Dimming and timer functions (6H/9H/12H) optimize light for plant and fish needs; fully customizable daylight and moonlight intensities.

High PAR & Plant Support: Delivers high PAR across several tank sizes for exceptional plant growth, supporting both beginners and advanced aquascaping setups.

Waterproof & Durable: Rated IP67 for superior water resistance; PCB-protected, robust aluminum housing extends lifespan to 50,000 hours.

Energy Efficient: Low heat output and power-saving design help reduce energy costs while enhancing aquarium beauty.

18 Inch Aquarium LED - Extendable to 20 Inch. FITS: 15 gallon, 20 gallon high, 20 gallon long tanks

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Finnex VL-CRB20 Planted+ 24/7 CC Customizable Aquarium LED Fixture, Sleek Black, 20"

Aquarium Lights

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Controllable Aquarium LED Fixture w /Controller

Patent Pending Design! Customize 24/7 Colors & Intensities

Daylight / Multi-color / True 660nm RED Blend for Plant Growth

Hood Color: Sleek Black

Fixture Length 20 Inches

Finnex Titanium Aquarium Heater HMK Series, Remote Sensor, 20-30 Gallons (100 Watts)

Aquarium Heaters

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Finnex Titanium Aquarium Heater

Remote Sensor for heightened accuracy

Top heating choice for Saltwater Reef and Planted Aquariums

Flame retardant engulfing heater guard

Titanium Aquarium Heater for 10, 15, 20, 29, and 30 Gallon Aquariums

Finnex FAQs

Is Finnex Legit?

Yes, Finnex is a legitmate brand on Amazon. After conducting a comprehensive analysis of 7,713 customer reviews for Finnex products on Amazon, we have determined its average rating. Offering great value and satisfying quality, Finnex has achieved a respectable rating of 4.4 from many customers, showing that its products meet customer expectations. While there may have been minor issues reported occasionally, overall, it is safe to make purchases from Finnex on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

How to find more Finnex products?

If you're interested in Finnex and want to find more Finnex products, you can follow the steps below:

Go back to FindThisBest's homepage.
Type Finnex in the search box and hit Enter to see the search results.
Find and click the correct Finnex to go to the new page.
Select the products you want in the Finnex buying guide, and take a glance at the prices and features of the products.
View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more Finnex products.

How does findthisbest choose the top Finnex products?

We analyze millions of Finnex products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

How can I purchase Finnex products via FindThisBest?

Go to the Finnex page.
Select the product you want in the Finnex buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product Finnex Planted+ 24/7 Aquarium LED Light, 660nm Pla..., you can view it on Amazon page.
Place your order on Amazon.

Who are the manufacturers of the Finnex products?

Most of the Finnex products are produced by JSK Merchandise Inc.. The manufacturer provides Finnex with a steady supply of products, and they have a good cooperative relationship with each other.

What is the purpose of your brand guide?

Our mission is to provide you with the most up-to-date and objective information about the Finnex products, helping you make more informed buying decisions. We recommend best choices of the products from the Finnex brand, helping you make better shopping choices with less time and energy.

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